<template>
  <div class="studentList">
    <!-- 查询,重置表单 -->
    <el-form :inline="true" :model="formInline" class="demo-form-inline" size="small">
      <el-form-item label="姓名">
        <el-input v-model="formInline.name" placeholder="请输入姓名查询"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="find()">查询</el-button>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="reset()">重置</el-button>
      </el-form-item>
    </el-form>
    <el-table :data="compData" border style="width: 100%">
      <el-table-column prop="name" label="姓名" align="center"> </el-table-column>
      <el-table-column prop="sex_text" label="性别" align="center"> </el-table-column>
      <el-table-column prop="age" label="年龄" align="center"> </el-table-column>
      <el-table-column prop="number" label="学号" align="center"> </el-table-column>
      <el-table-column prop="class" label="班级" align="center"> </el-table-column>
      <el-table-column prop="state_text" label="状态" align="center"> </el-table-column>
      <el-table-column prop="address" label="地址" align="center"> </el-table-column>
      <el-table-column prop="phone" label="联系方式" align="center"> </el-table-column>
      <el-table-column label="操作" align="center">
        <template slot-scope="scope">
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="del(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页 -->
    <div class="block">
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="pageSize" :page-sizes="[10, 20, 30, 50]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper" :total="total"> </el-pagination>
    </div>
  </div>
</template>

<script>
import { Students, StudentDel } from '../../Api/api'
export default {
  data() {
    return {
      tableData: [],
      currentPage: '1', //当前页数
      pageSize: 10, //一页展示多少条的数据
      total: 0, //总数据的条数
      formInline: {
        name: '',
      },
    }
  },
  created() {
    this.getData()
  },
  computed: {
    compData() {
      return this.tableData.slice((this.currentPage - 1) * this.pageSize, this.currentPage * this.pageSize)
    },
  },
  methods: {
    handleSizeChange(val) {
      this.pageSize = val
      this.currentPage = 1
    },
    handleCurrentChange(val) {
      this.currentPage = val
    },
    getData(params) {
      Students(params).then((res) => {
        console.log('res', res)
        if (res.data.status == 200) {
          this.total = res.data.total
          this.tableData = res.data.data
          this.tableData.forEach((item) => {
            // 尽量不要去修改原数据
            item.sex === 1 ? (item.sex_text = '男') : (item.sex_text = '女')
            if (item.state == 1) {
              item.state_text = '已入学'
            } else if (item.state == 2) {
              item.state_text = '未入学'
            } else {
              item.state_text = '已休学'
            }
          })
        }
      })
    },
    del(row) {
      StudentDel(row.id).then((res) => {
        if (res.data.message) {
          this.$message({ message: '删除数据成功', type: 'success' })
          this.getData()
        }
      })
    },
    find() {
      //可以沿用getData的API接口，参数不一样而已
      this.getData(this.formInline)
    },
    reset() {
      this.formInline = ''
      this.getData(this.formInline)
    },
  },
}
</script>

<style lang="scss">
.studentList {
  .el-pagination {
    align-items: center;
    margin-top: 20px;
  }
}
</style>
